MONDAY >> Don’t be fooled by the picture. That isn’t Trent Reznor and his ever-changing group of touring musicians. It’s Greg Dulli’s pals and labelmates Afterhours, and they’ll be playing DC9 with Cedars. Expect tons of sex, drugs, rock and roll and Italian accents. Bravissimo! $8, 8 p.m. TUESDAY >> Hailing from Derry/Donegal on the northwest coast of Ireland, Claire Sproule has been playing guitar and writing songs since she was 14. She lists Tom…

Antipathy: The first sign of a successful relationship. We here at DCist like to bring our readers advice derived from our years of relationship success. The most basic element is the ability to be fed up with all of your partner’s personality tics and foibles from the beginning. It saves the heartbreak and disillusionment that is in store 30 years down the road when all the kids and/or pets are grown and gone from the…